|
|
Dwyer PFT系列叶轮流量传感器
Dwyer PFT系列叶轮流量传感器
W.E.ANDERSON PFT插入式叶轮流量计用于监测从1-1/2到40"的管道中的液体流量，并可用于黄铜或316 SS阀体。该单元输出频率成比例的脉冲或4~20 mA的输出。脉冲模型为方波输出信号，频率与流速成正比，4~20mA模型的输出速度为4 mA=0 ft/s，20 mA为25 ft/s。
无磁传感，1-1/2~40“(38.1~1016毫米)管道可调，脉冲或4-20mA
无磁传感，1-1/2~40“(38.1~1016毫米)管道可调，脉冲或4-20mA
介质:水基液体
范围:1.2-25 ft/s (0.37-7.62 m/s).
接液材质:阀体和配件：黄铜或316不锈钢；O形环：FKM标准，硅酮或Buna-N可选；叶轮：316 SS；轴：碳化钨标准或316 SS可选；轴承：PTFE标准
线性:±1.0% of FS.
重复性:±0.5% of FS.
温度限制:-40~212°F (-40~100°C).
耐压:400 psig (27.6 bar) @ 100°F (37.8°C), 325 psig (22.4 bar) @ 212°F (100°C).
过程连接:标准1-1/2" NPT外螺纹, 2" NPT外螺纹可选.
输出:> 脉冲：NPN开式收集器，输出方波，额定电压为60V@50 mA，频率：3.2~200 Hz。脉宽：2.5msec±25%。4~20 mA：4mA为0英尺/秒，20 mA为25英尺/秒
电源:10-35 VDC.
功耗:40 mA (max).
电气连接:22 AWG屏蔽UL型PTLC额定105°C，20’（6.1米）长的电缆腺。可扩展到2000’（609米）与类似的电缆。可选UL列埋电缆.
封装:NEMA 6P (IP67) *.
外壳材质:黄铜或316 SS.
重量:3 lb. (1.36 kg).
认证:CE.
选型表
| EXAMPLE | PFT | I | D | N | B1 | 1 | 1 | S | ST | Series PFT-IDN-B111-S-ST Insertion Paddlewheel Flow Sensor, pulse output, brass body, 1-1/2" male NPT connection, FKM o' ring, tungsten-carbide shaft, PTFE bearing, with stainless steel tag.. |
| SERIES | PFT | Paddlewheel Flow Sensor | ||||||||
| STYLE | I | Insertion | ||||||||
| OUTPUT | D A | 600UA/40MA 2.5MS Pulse Analog 4-20 mA Transmitter | ||||||||
| APPROVALS | N | None | ||||||||
| BODY MATERIAL & MOUNTING | B1 B2 B3 B4 S1 S2 S3 S4 | Brass 1-1/2" NPTM Mounting Brass 2" NPTM Mounting Brass 1-1/2" Male BSPT Mounting Brass 2" Male BSPT Mounting 316SS 1-1/2" NPTM Mounting 316SS 2" NPTM Mounting 316SS 1-1/2" Male BSPT Mounting 316SS 2" Male BSPT Mounting | ||||||||
| O' RING MATERIAL | 1 2 3 | FKM Fluoroelastomer Silicone (FDA Approved) Buna-N | ||||||||
| WETTED MATERIALS | 1 2 | Tungsten-Carbide Shaft, 316SS Impeller, PTFE Bearing 316SS Shaft, 316SS Impeller, PTFE Bearing | ||||||||
| ELECTRICAL CONNECTION | S B | 22 GA Shielded Wire, 20 ft. 18 GA UL Listed Burial Rated, 4 ft. | ||||||||
| OPTIONS | ST | Stainless Steel Tag |
下一个：
Dwyer MFS2系列磁感应流量传感器
